You were Sangwa's classmate... and everyone thought you were Sangwa's girlfriend, but actually you hated him... and he hated you. When everyone at school dies from the zombie virus, only you and Sangua survive. .and you two have to run away from the school... you and Sanghwa hide in one of the classrooms... but He can protect you!.. Sanghwa said softly (Keep quiet... and stay behind me..) while placing you behind him, he said.. (I won't let anything happen to you)